/**
 * @type {number}
 * @const
 * @inner
 */
var BCRYPT_SALT_LEN = 16;

/**
 * @type {number}
 * @const
 * @inner
 */
var GENSALT_DEFAULT_LOG2_ROUNDS = 10;

/**
 * @type {number}
 * @const
 * @inner
 */
var BLOWFISH_NUM_ROUNDS = 16;

/**
 * @type {number}
 * @const
 * @inner
 */
var MAX_EXECUTION_TIME = 100;

/**
 * @type {Array.<number>}
 * @const
 * @inner
 */
var P_ORIG = [
    0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344, 0xa4093822,
    0x299f31d0, 0x082efa98, 0xec4e6c89, 0x452821e6, 0x38d01377,
    0xbe5466cf, 0x34e90c6c, 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5,
    0xb5470917, 0x9216d5d9, 0x8979fb1b
];

/**
 * @type {Array.<number>}
 * @const
 * @inner
 */
var S_ORIG = [
    0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed,
    0x6a267e96, 0xba7c9045, 0xf12c7f99, 0x24a19947, 0xb3916cf7,
    0x0801f2e2, 0x858efc16, 0x636920d8, 0x71574e69, 0xa458fea3,
    0xf4933d7e, 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
    0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013, 0xc5d1b023,
    0x286085f0, 0xca417918, 0xb8db38ef, 0x8e79dcb0, 0x603a180e,
    0x6c9e0e8b, 0xb01e8a3e, 0xd71577c1, 0xbd314b27, 0x78af2fda,
    0x55605c60, 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
    0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce, 0xa15486af,
    0x7c72e993, 0xb3ee1411, 0x636fbc2a, 0x2ba9c55d, 0x741831f6,
    0xce5c3e16, 0x9b87931e, 0xafd6ba33, 0x6c24cf5c, 0x7a325381,
    0x28958677, 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
    0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032, 0xef845d5d,
    0xe98575b1, 0xdc262302, 0xeb651b88, 0x23893e81, 0xd396acc5,
    0x0f6d6ff3, 0x83f44239, 0x2e0b4482, 0xa4842004, 0x69c8f04a,
    0x9e1f9b5e, 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
    0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3, 0x6eef0b6c,
    0x137a3be4, 0xba3bf050, 0x7efb2a98, 0xa1f1651d, 0x39af0176,
    0x66ca593e, 0x82430e88, 0x8cee8619, 0x456f9fb4, 0x7d84a5c3,
    0x3b8b5ebe, 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
    0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d, 0x37d0d724,
    0xd00a1248, 0xdb0fead3, 0x49f1c09b, 0x075372c9, 0x80991b7b,
    0x25d479d8, 0xf6e8def7, 0xe3fe501a, 0xb6794c3b, 0x976ce0bd,
    0x04c006ba, 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
    0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f, 0x6dfc511f,
    0x9b30952c, 0xcc814544, 0xaf5ebd09, 0xbee3d004, 0xde334afd,
    0x660f2807, 0x192e4bb3, 0xc0cba857, 0x45c8740f, 0xd20b5f39,
    0xb9d3fbdb, 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
    0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8, 0x3c7516df,
    0xfd616b15, 0x2f501ec8, 0xad0552ab, 0x323db5fa, 0xfd238760,
    0x53317b48, 0x3e00df82, 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e,
    0xdf1769db, 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
    0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0, 0x10fa3d98,
    0xfd2183b8, 0x4afcb56c, 0x2dd1d35b, 0x9a53e479, 0xb6f84565,
    0xd28e49bc, 0x4bfb9790, 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341,
    0xcee4c6e8, 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
    0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0, 0xd08ed1d0,
    0xafc725e0, 0x8e3c5b2f, 0x8e7594b7, 0x8ff6e2fb, 0xf2122b64,
    0x8888b812, 0x900df01c, 0x4fad5ea0, 0x688fc31c, 0xd1cff191,
    0xb3a8c1ad, 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
    0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299, 0xb4a84fe0,
    0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9, 0x165fa266, 0x80957705,
    0x93cc7314, 0x211a1477, 0xe6ad2065, 0x77b5fa86, 0xc75442f5,
    0xfb9d35cf, 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
    0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af, 0x2464369b,
    0xf009b91e, 0x5563911d, 0x59dfa6aa, 0x78c14389, 0xd95a537f,
    0x207d5ba2, 0x02e5b9c5, 0x83260376, 0x6295cfa9, 0x11c81968,
    0x4e734a41, 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
    0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400, 0x08ba6fb5,
    0x571be91f, 0xf296ec6b, 0x2a0dd915, 0xb6636521, 0xe7b9f9b6,
    0xff34052e, 0xc5855664, 0x53b02d5d, 0xa99f8fa1, 0x08ba4799,
    0x6e85076a, 0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623,
    0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266, 0xecaa8c71,
    0x699a17ff, 0x5664526c, 0xc2b19ee1, 0x193602a5, 0x75094c29,
    0xa0591340, 0xe4183a3e, 0x3f54989a, 0x5b429d65, 0x6b8fe4d6,
    0x99f73fd6, 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
    0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e, 0x09686b3f,
    0x3ebaefc9, 0x3c971814, 0x6b6a70a1, 0x687f3584, 0x52a0e286,
    0xb79c5305, 0xaa500737, 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec,
    0x5716f2b8, 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff,
    0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd, 0xd19113f9,
    0x7ca92ff6, 0x94324773, 0x22f54701, 0x3ae5e581, 0x37c2dadc,
    0xc8b57634, 0x9af3dda7, 0xa9446146, 0x0fd0030e, 0xecc8c73e,
    0xa4751e41, 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331,
    0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf, 0x2cb81290,
    0x24977c79, 0x5679b072, 0xbcaf89af, 0xde9a771f, 0xd9930810,
    0xb38bae12, 0xdccf3f2e, 0x5512721f, 0x2e6b7124, 0x501adde6,
    0x9f84cd87, 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
    0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2, 0xef1c1847,
    0x3215d908, 0xdd433b37, 0x24c2ba16, 0x12a14d43, 0x2a65c451,
    0x50940002, 0x133ae4dd, 0x71dff89e, 0x10314e55, 0x81ac77d6,
    0x5f11199b, 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509,
    0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e, 0x86e34570,
    0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3, 0x771fe71c, 0x4e3d06fa,
    0x2965dcb9, 0x99e71d0f, 0x803e89d6, 0x5266c825, 0x2e4cc978,
    0x9c10b36a, 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4,
    0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960, 0x5223a708,
    0xf71312b6, 0xebadfe6e, 0xeac31f66, 0xe3bc4595, 0xa67bc883,
    0xb17f37d1, 0x018cff28, 0xc332ddef, 0xbe6c5aa5, 0x65582185,
    0x68ab9802, 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
    0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510, 0x13cca830,
    0xeb61bd96, 0x0334fe1e, 0xaa0363cf, 0xb5735c90, 0x4c70a239,
    0xd59e9e0b, 0xcbaade14, 0xeecc86bc, 0x60622ca7, 0x9cab5cab,
    0xb2f3846e, 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
    0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7, 0x9b540b19,
    0x875fa099, 0x95f7997e, 0x623d7da8, 0xf837889a, 0x97e32d77,
    0x11ed935f, 0x16681281, 0x0e358829, 0xc7e61fd6, 0x96dedfa1,
    0x7858ba99, 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696,
    0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128, 0x58ebf2ef,
    0x34c6ffea, 0xfe28ed61, 0xee7c3c73, 0x5d4a14d9, 0xe864b7e3,
    0x42105d14, 0x203e13e0, 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15,
    0xfacb4fd0, 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
    0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250, 0xcf62a1f2,
    0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3, 0x7f1524c3, 0x69cb7492,
    0x47848a0b, 0x5692b285, 0x095bbf00, 0xad19489d, 0x1462b174,
    0x23820e00, 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061,
    0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb, 0x7cde3759,
    0xcbee7460, 0x4085f2a7, 0xce77326e, 0xa6078084, 0x19f8509e,
    0xe8efd855, 0x61d99735, 0xa969a7aa, 0xc50c06c2, 0x5a04abfc,
    0x800bcadc, 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9,
    0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340, 0xc5c43465,
    0x713e38d8, 0x3d28f89e, 0xf16dff20, 0x153e21e7, 0x8fb03d4a,
    0xe6e39f2b, 0xdb83adf7, 0xe93d5a68, 0x948140f7, 0xf64c261c,
    0x94692934, 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068,
    0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af, 0x1e39f62e,
    0x97244546, 0x14214f74, 0xbf8b8840, 0x4d95fc1d, 0x96b591af,
    0x70f4ddd3, 0x66a02f45, 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0,
    0x31cb8504, 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a,
    0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb, 0x68dc1462,
    0xd7486900, 0x680ec0a4, 0x27a18dee, 0x4f3ffea2, 0xe887ad8c,
    0xb58ce006, 0x7af4d6b6, 0xaace1e7c, 0xd3375fec, 0xce78a399,
    0x406b2a42, 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
    0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2, 0x3a6efa74,
    0xdd5b4332, 0x6841e7f7, 0xca7820fb, 0xfb0af54e, 0xd8feb397,
    0x454056ac, 0xba489527, 0x55533a3a, 0x20838d87, 0xfe6ba9b7,
    0xd096954b, 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33,
    0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c, 0xfdf8e802,
    0x04272f70, 0x80bb155c, 0x05282ce3, 0x95c11548, 0xe4c66d22,
    0x48c1133f, 0xc70f86dc, 0x07f9c9ee, 0x41041f0f, 0x404779a4,
    0x5d886e17, 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
    0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b, 0x0e12b4c2,
    0x02e1329e, 0xaf664fd1, 0xcad18115, 0x6b2395e0, 0x333e92e1,
    0x3b240b62, 0xeebeb922, 0x85b2a20e, 0xe6ba0d99, 0xde720c8c,
    0x2da2f728, 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
    0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e, 0x0a476341,
    0x992eff74, 0x3a6f6eab, 0xf4f8fd37, 0xa812dc60, 0xa1ebddf8,
    0x991be14c, 0xdb6e6b0d, 0xc67b5510, 0x6d672c37, 0x2765d43b,
    0xdcd0e804, 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b,
    0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3, 0xbb132f88,
    0x515bad24, 0x7b9479bf, 0x763bd6eb, 0x37392eb3, 0xcc115979,
    0x8026e297, 0xf42e312d, 0x6842ada7, 0xc66a2b3b, 0x12754ccc,
    0x782ef11c, 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350,
    0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9, 0x44421659,
    0x0a121386, 0xd90cec6e, 0xd5abea2a, 0x64af674e, 0xda86a85f,
    0xbebfe988, 0x64e4c3fe, 0x9dbc8057, 0xf0f7c086, 0x60787bf8,
    0x6003604d, 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
    0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f, 0x77a057be,
    0xbde8ae24, 0x55464299, 0xbf582e61, 0x4e58f48f, 0xf2ddfda2,
    0xf474ef38, 0x8789bdc2, 0x5366f9c3, 0xc8b38e74, 0xb475f255,
    0x46fcd9b9, 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2,
    0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c, 0xb90bace1,
    0xbb8205d0, 0x11a86248, 0x7574a99e, 0xb77f19b6, 0xe0a9dc09,
    0x662d09a1, 0xc4324633, 0xe85a1f02, 0x09f0be8c, 0x4a99a025,
    0x1d6efe10, 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169,
    0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52, 0x50115e01,
    0xa70683fa, 0xa002b5c4, 0x0de6d027, 0x9af88c27, 0x773f8641,
    0xc3604c06, 0x61a806b5, 0xf0177a28, 0xc0f586e0, 0x006058aa,
    0x30dc7d62, 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
    0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76, 0x6f05e409,
    0x4b7c0188, 0x39720a3d, 0x7c927c24, 0x86e3725f, 0x724d9db9,
    0x1ac15bb4, 0xd39eb8fc, 0xed545578, 0x08fca5b5, 0xd83d7cd3,
    0x4dad0fc4, 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c,
    0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837, 0xd79a3234,
    0x92638212, 0x670efa8e, 0x406000e0, 0x3a39ce37, 0xd3faf5cf,
    0xabc27737, 0x5ac52d1b, 0x5cb0679e, 0x4fa33742, 0xd3822740,
    0x99bc9bbe, 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
    0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4, 0x5748ab2f,
    0xbc946e79, 0xc6a376d2, 0x6549c2c8, 0x530ff8ee, 0x468dde7d,
    0xd5730a1d, 0x4cd04dc6, 0x2939bbdb, 0xa9ba4650, 0xac9526e8,
    0xbe5ee304, 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22,
    0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4, 0x83c061ba,
    0x9be96a4d, 0x8fe51550, 0xba645bd6, 0x2826a2f9, 0xa73a3ae1,
    0x4ba99586, 0xef5562e9, 0xc72fefd3, 0xf752f7da, 0x3f046f69,
    0x77fa0a59, 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593,
    0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51, 0x96d5ac3a,
    0x017da67d, 0xd1cf3ed6, 0x7c7d2d28, 0x1f9f25cf, 0xadf2b89b,
    0x5ad6b472, 0x5a88f54c, 0xe029ac71, 0xe019a5e6, 0x47b0acfd,
    0xed93fa9b, 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
    0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c, 0x15056dd4,
    0x88f46dba, 0x03a16125, 0x0564f0bd, 0xc3eb9e15, 0x3c9057a2,
    0x97271aec, 0xa93a072a, 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb,
    0x26dcf319, 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb,
    0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f, 0x4de81751,
    0x3830dc8e, 0x379d5862, 0x9320f991, 0xea7a90c2, 0xfb3e7bce,
    0x5121ce64, 0x774fbe32, 0xa8b6e37e, 0xc3293d46, 0x48de5369,
    0x6413e680, 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166,
    0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae, 0x5bbef7dd,
    0x1b588d40, 0xccd2017f, 0x6bb4e3bb, 0xdda26a7e, 0x3a59ff45,
    0x3e350a44, 0xbcb4cdd5, 0x72eacea8, 0xfa6484bb, 0x8d6612ae,
    0xbf3c6f47, 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
    0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d, 0x4040cb08,
    0x4eb4e2cc, 0x34d2466a, 0x0115af84, 0xe1b00428, 0x95983a1d,
    0x06b89fb4, 0xce6ea048, 0x6f3f3b82, 0x3520ab82, 0x011a1d4b,
    0x277227f8, 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd,
    0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9, 0xe01cc87e,
    0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7, 0x1a908749, 0xd44fbd9a,
    0xd0dadecb, 0xd50ada38, 0x0339c32a, 0xc6913667, 0x8df9317c,
    0xe0b12b4f, 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c,
    0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525, 0xfae59361,
    0xceb69ceb, 0xc2a86459, 0x12baa8d1, 0xb6c1075e, 0xe3056a0c,
    0x10d25065, 0xcb03a442, 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be,
    0x3278e964, 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
    0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8, 0xdf359f8d,
    0x9b992f2e, 0xe60b6f47, 0x0fe3f11d, 0xe54cda54, 0x1edad891,
    0xce6279cf, 0xcd3e7e6f, 0x1618b166, 0xfd2c1d05, 0x848fd2c5,
    0xf6fb2299, 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02,
    0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc, 0xde966292,
    0x81b949d0, 0x4c50901b, 0x71c65614, 0xe6c6c7bd, 0x327a140a,
    0x45e1d006, 0xc3f27b9a, 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2,
    0x35bdd2f6, 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b,
    0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0, 0xba38209c,
    0xf746ce76, 0x77afa1c5, 0x20756060, 0x85cbfe4e, 0x8ae88dd8,
    0x7aaaf9b0, 0x4cf9aa7e, 0x1948c25c, 0x02fb8a8c, 0x01c36ae4,
    0xd6ebe1f9, 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
    0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6
];

/**
 * @type {Array.<number>}
 * @const
 * @inner
 */
var C_ORIG = [
    0x4f727068, 0x65616e42, 0x65686f6c, 0x64657253, 0x63727944,
    0x6f756274
];

/**
 * @param {Array.<number>} lr
 * @param {number} off
 * @param {Array.<number>} P
 * @param {Array.<number>} S
 * @returns {Array.<number>}
 * @inner
 */
function _encipher(lr, off, P, S) { // This is our bottleneck: 1714/1905 ticks / 90% - see profile.txt
    var n,
        l = lr[off],
        r = lr[off + 1];

    l ^= P[0];

    /*
    for (var i=0, k=BLOWFISH_NUM_ROUNDS-2; i<=k;)
        // Feistel substitution on left word
        n  = S[l >>> 24],
        n += S[0x100 | ((l >> 16) & 0xff)],
        n ^= S[0x200 | ((l >> 8) & 0xff)],
        n += S[0x300 | (l & 0xff)],
        r ^= n ^ P[++i],
        // Feistel substitution on right word
        n  = S[r >>> 24],
        n += S[0x100 | ((r >> 16) & 0xff)],
        n ^= S[0x200 | ((r >> 8) & 0xff)],
        n += S[0x300 | (r & 0xff)],
        l ^= n ^ P[++i];
    */

    //The following is an unrolled version of the above loop.
    //Iteration 0
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[1];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[2];
    //Iteration 1
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[3];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[4];
    //Iteration 2
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[5];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[6];
    //Iteration 3
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[7];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[8];
    //Iteration 4
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[9];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[10];
    //Iteration 5
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[11];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[12];
    //Iteration 6
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[13];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[14];
    //Iteration 7
    n  = S[l >>> 24];
    n += S[0x100 | ((l >> 16) & 0xff)];
    n ^= S[0x200 | ((l >> 8) & 0xff)];
    n += S[0x300 | (l & 0xff)];
    r ^= n ^ P[15];
    n  = S[r >>> 24];
    n += S[0x100 | ((r >> 16) & 0xff)];
    n ^= S[0x200 | ((r >> 8) & 0xff)];
    n += S[0x300 | (r & 0xff)];
    l ^= n ^ P[16];

    lr[off] = r ^ P[BLOWFISH_NUM_ROUNDS + 1];
    lr[off + 1] = l;
    return lr;
}

/**
 * @param {Array.<number>} data
 * @param {number} offp
 * @returns {{key: number, offp: number}}
 * @inner
 */
function _streamtoword(data, offp) {
    for (var i = 0, word = 0; i < 4; ++i)
        word = (word << 8) | (data[offp] & 0xff),
        offp = (offp + 1) % data.length;
    return { key: word, offp: offp };
}

/**
 * @param {Array.<number>} key
 * @param {Array.<number>} P
 * @param {Array.<number>} S
 * @inner
 */
function _key(key, P, S) {
    var offset = 0,
        lr = [0, 0],
        plen = P.length,
        slen = S.length,
        sw;
    for (var i = 0; i < plen; i++)
        sw = _streamtoword(key, offset),
        offset = sw.offp,
        P[i] = P[i] ^ sw.key;
    for (i = 0; i < plen; i += 2)
        lr = _encipher(lr, 0, P, S),
        P[i] = lr[0],
        P[i + 1] = lr[1];
    for (i = 0; i < slen; i += 2)
        lr = _encipher(lr, 0, P, S),
        S[i] = lr[0],
        S[i + 1] = lr[1];
}

/**
 * Expensive key schedule Blowfish.
 * @param {Array.<number>} data
 * @param {Array.<number>} key
 * @param {Array.<number>} P
 * @param {Array.<number>} S
 * @inner
 */
function _ekskey(data, key, P, S) {
    var offp = 0,
        lr = [0, 0],
        plen = P.length,
        slen = S.length,
        sw;
    for (var i = 0; i < plen; i++)
        sw = _streamtoword(key, offp),
        offp = sw.offp,
        P[i] = P[i] ^ sw.key;
    offp = 0;
    for (i = 0; i < plen; i += 2)
        sw = _streamtoword(data, offp),
        offp = sw.offp,
        lr[0] ^= sw.key,
        sw = _streamtoword(data, offp),
        offp = sw.offp,
        lr[1] ^= sw.key,
        lr = _encipher(lr, 0, P, S),
        P[i] = lr[0],
        P[i + 1] = lr[1];
    for (i = 0; i < slen; i += 2)
        sw = _streamtoword(data, offp),
        offp = sw.offp,
        lr[0] ^= sw.key,
        sw = _streamtoword(data, offp),
        offp = sw.offp,
        lr[1] ^= sw.key,
        lr = _encipher(lr, 0, P, S),
        S[i] = lr[0],
        S[i + 1] = lr[1];
}

/**
 * Internaly crypts a string.
 * @param {Array.<number>} b Bytes to crypt
 * @param {Array.<number>} salt Salt bytes to use
 * @param {number} rounds Number of rounds
 * @param {function(Error, Array.<number>=)=} callback Callback receiving the error, if any, and the resulting bytes. If
 *  omitted, the operation will be performed synchronously.
 *  @param {function(number)=} progressCallback Callback called with the current progress
 * @returns {!Array.<number>|undefined} Resulting bytes if callback has been omitted, otherwise `undefined`
 * @inner
 */
function _crypt(b, salt, rounds, callback, progressCallback) {
    var cdata = C_ORIG.slice(),
        clen = cdata.length,
        err;

    // Validate
    if (rounds < 4 || rounds > 31) {
        err = Error("Illegal number of rounds (4-31): "+rounds);
        if (callback) {
            nextTick(callback.bind(this, err));
            return;
        } else
            throw err;
    }
    if (salt.length !== BCRYPT_SALT_LEN) {
        err =Error("Illegal salt length: "+salt.length+" != "+BCRYPT_SALT_LEN);
        if (callback) {
            nextTick(callback.bind(this, err));
            return;
        } else
            throw err;
    }
    rounds = (1 << rounds) >>> 0;

    var P, S, i = 0, j;

    //Use typed arrays when available - huge speedup!
    if (Int32Array) {
        P = new Int32Array(P_ORIG);
        S = new Int32Array(S_ORIG);
    } else {
        P = P_ORIG.slice();
        S = S_ORIG.slice();
    }

    _ekskey(salt, b, P, S);

    /**
     * Calcualtes the next round.
     * @returns {Array.<number>|undefined} Resulting array if callback has been omitted, otherwise `undefined`
     * @inner
     */
    function next() {
        if (progressCallback)
            progressCallback(i / rounds);
        if (i < rounds) {
            var start = Date.now();
            for (; i < rounds;) {
                i = i + 1;
                _key(b, P, S);
                _key(salt, P, S);
                if (Date.now() - start > MAX_EXECUTION_TIME)
                    break;
            }
        } else {
            for (i = 0; i < 64; i++)
                for (j = 0; j < (clen >> 1); j++)
                    _encipher(cdata, j << 1, P, S);
            var ret = [];
            for (i = 0; i < clen; i++)
                ret.push(((cdata[i] >> 24) & 0xff) >>> 0),
                ret.push(((cdata[i] >> 16) & 0xff) >>> 0),
                ret.push(((cdata[i] >> 8) & 0xff) >>> 0),
                ret.push((cdata[i] & 0xff) >>> 0);
            if (callback) {
                callback(null, ret);
                return;
            } else
                return ret;
        }
        if (callback)
            nextTick(next);
    }

    // Async
    if (typeof callback !== 'undefined') {
        next();

        // Sync
    } else {
        var res;
        while (true)
            if (typeof(res = next()) !== 'undefined')
                return res || [];
    }
}

/**
 * Internally hashes a string.
 * @param {string} s String to hash
 * @param {?string} salt Salt to use, actually never null
 * @param {function(Error, string=)=} callback Callback receiving the error, if any, and the resulting hash. If omitted,
 *  hashing is perormed synchronously.
 *  @param {function(number)=} progressCallback Callback called with the current progress
 * @returns {string|undefined} Resulting hash if callback has been omitted, otherwise `undefined`
 * @inner
 */
function _hash(s, salt, callback, progressCallback) {
    var err;
    if (typeof s !== 'string' || typeof salt !== 'string') {
        err = Error("Invalid string / salt: Not a string");
        if (callback) {
            nextTick(callback.bind(this, err));
            return;
        }
        else
            throw err;
    }

    // Validate the salt
    var minor, offset;
    if (salt.charAt(0) !== '$' || salt.charAt(1) !== '2') {
        err = Error("Invalid salt version: "+salt.substring(0,2));
        if (callback) {
            nextTick(callback.bind(this, err));
            return;
        }
        else
            throw err;
    }
    if (salt.charAt(2) === '$')
        minor = String.fromCharCode(0),
        offset = 3;
    else {
        minor = salt.charAt(2);
        if ((minor !== 'a' && minor !== 'b' && minor !== 'y') || salt.charAt(3) !== '$') {
            err = Error("Invalid salt revision: "+salt.substring(2,4));
            if (callback) {
                nextTick(callback.bind(this, err));
                return;
            } else
                throw err;
        }
        offset = 4;
    }

    // Extract number of rounds
    if (salt.charAt(offset + 2) > '$') {
        err = Error("Missing salt rounds");
        if (callback) {
            nextTick(callback.bind(this, err));
            return;
        } else
            throw err;
    }
    var r1 = parseInt(salt.substring(offset, offset + 1), 10) * 10,
        r2 = parseInt(salt.substring(offset + 1, offset + 2), 10),
        rounds = r1 + r2,
        real_salt = salt.substring(offset + 3, offset + 25);
    s += minor >= 'a' ? "\x00" : "";

    var passwordb = stringToBytes(s),
        saltb = base64_decode(real_salt, BCRYPT_SALT_LEN);

    /**
     * Finishes hashing.
     * @param {Array.<number>} bytes Byte array
     * @returns {string}
     * @inner
     */
    function finish(bytes) {
        var res = [];
        res.push("$2");
        if (minor >= 'a')
            res.push(minor);
        res.push("$");
        if (rounds < 10)
            res.push("0");
        res.push(rounds.toString());
        res.push("$");
        res.push(base64_encode(saltb, saltb.length));
        res.push(base64_encode(bytes, C_ORIG.length * 4 - 1));
        return res.join('');
    }

    // Sync
    if (typeof callback == 'undefined')
        return finish(_crypt(passwordb, saltb, rounds));

    // Async
    else {
        _crypt(passwordb, saltb, rounds, function(err, bytes) {
            if (err)
                callback(err, null);
            else
                callback(null, finish(bytes));
        }, progressCallback);
    }
}
